CN219771297U - Automatic paper collecting machine for thermal printing test paper - Google Patents

Abstract

The utility model relates to an automatic paper collecting machine for thermal printing test paper, which comprises: the frame body structure is formed by two oppositely arranged side plates; the winding component is arranged on the frame body structure and used for winding the used thermal paper, and comprises a winding roller, an abutting roller and an elastic structure, wherein when the winding roller winds the thermal paper, the rotating shaft of the abutting roller moves away from the rotating shaft of the winding roller; the telescopic plate is connected with the elastic structure, the pulley is rotatably arranged on the telescopic plate, the pulley is in rolling fit with the guide plate arranged on the frame body structure, so that after the thermosensitive paper on the winding roller reaches a preset thickness, the telescopic plate drives the protruding part connected with the thermosensitive paper to abut against the contact switch arranged on the frame body structure, the abutting roller stops rotating, automatic waste paper winding operation in the printing process of the thermosensitive printing head sheet product is realized, the cost is reduced, and the efficiency and the product quality are improved.

Description

Automatic paper collecting machine for thermal printing test paper

Technical Field

The utility model relates to the field of winding of thermal paper, in particular to an automatic paper collecting machine for thermal printing test paper.

Background

The working principle of the thermal printer is that a semiconductor heating element is arranged on a printing head, and the printing head can print a required pattern after heating and contacting thermal printing paper. Before the thermal printer is used, a printing test is required, and the thermal paper after the printing test is used is required to be rolled up, so that the occupied space of the thermal paper is reduced.

When the thermal paper winding device is used, the rotating speed of the winding roller is constant, and the thickness of the thermal paper wound on the winding roller is gradually increased along with the winding of the winding roller, so that the linear speed of the thermal paper when the outermost layer is wound is continuously increased, and the linear speed is different from the paper outlet speed of the thermal printer, so that the thermal paper is excessively tightened, and the thermal paper is easily broken, thereby leading to winding failure.

Disclosure of Invention

The utility model aims to provide an automatic paper collecting machine for thermal printing test paper, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

an automatic paper receiver for thermal printing test paper, comprising:

the frame body structure is formed by two oppositely arranged side plates;

the winding component is arranged on the frame body structure and used for winding the used thermal paper, and comprises a winding roller, an abutting roller and an elastic structure, wherein when the winding roller winds the thermal paper, the rotating shaft of the abutting roller moves away from the rotating shaft of the winding roller;

the telescopic plate is connected with the elastic structure, the pulley is rotatably arranged on the telescopic plate, the pulley is in rolling fit with the guide plate arranged on the frame body structure, so that after the thermosensitive paper on the winding roller reaches a preset thickness, the telescopic plate drives the protruding part connected with the thermosensitive paper to be in abutting connection with the contact switch arranged on the frame body structure, and the abutting roller stops rotating.

As a further scheme of the utility model: the side plate is provided with an inclined groove body communicated with the side part of the side plate, the inclined groove body is communicated with a vertical groove body arranged on the side plate, and the inclined groove body is in smooth connection with the vertical groove body;

the inclined groove body and the vertical groove body form an installation groove, and the rotating shaft of the wind-up roll can roll in the installation groove.

As still further aspects of the utility model: the side plates are also provided with a first sliding groove and a second sliding groove which are mutually perpendicular, a first sliding block is slidably arranged in the first sliding groove, the first sliding block is connected with the rotating shaft of the abutting roller, a driving motor is fixed on the first sliding block, and an output shaft of the driving motor is connected with the rotating shaft of the abutting roller;

the sliding device is characterized in that a second sliding block is arranged in the second sliding groove in a sliding mode, a supporting rod is rotatably arranged on the second sliding block, and one end, away from the second sliding block, of the supporting rod is rotatably connected with the first sliding block.

As still further aspects of the utility model: the elastic structure comprises a transverse shaft which is arranged along the length direction of the second sliding groove and is in sliding connection with the second sliding block, a spring is sleeved on the transverse shaft, one end of the spring is connected with the side wall of the second sliding groove, and the other end of the spring is connected with the second sliding block.

As still further aspects of the utility model: the telescopic plate comprises a follow-up sleeve plate fixedly mounted on the second sliding block, the interior of the follow-up sleeve plate is of a hollow structure, the telescopic plate is mounted in the follow-up sleeve plate in a sliding manner, and the telescopic plate penetrates through a through groove formed in the follow-up sleeve plate and is connected with a balancing weight;

one end of the expansion plate, which is far away from the second sliding block, is rotationally connected with the pulley.

As still further aspects of the utility model: the guide plate is provided with a horizontal groove body and a square groove body, the square groove body is communicated with the horizontal groove body, and the upper side wall of the square groove body is coplanar with the upper side wall of the horizontal groove body;

the pulley can roll on the lower side walls of the horizontal groove body and the square groove body.

As still further aspects of the utility model: and a guide roller is rotatably arranged between the two side plates, each side plate is provided with a guide piece, and the guide piece is provided with a flat groove for the thermal paper to pass through.

Compared with the prior art, the utility model has the beneficial effects that:

through the winding component, the inclined groove body and the vertical groove body, the winding roller is rapidly dismantled, so that the winding roller is more convenient to replace in the operation process of winding the thermosensitive paper by the winding roller, the interruption time of the winding operation is shorter, the use cost is reduced, the efficiency and the product quality are improved, meanwhile, the automatic waste paper winding operation in the printing process of the thermosensitive printing head sheet product is realized, the winding speed of the winding roller can be kept constant when the thermosensitive paper is wound, the phenomenon that the thermosensitive paper is too tight or too loose due to mismatching of the winding speed of the winding roller and the paper outlet speed of a printer is avoided, the load of a driving motor is too large, the burning or the winding density of the thermosensitive paper on the winding roller is reduced, and the winding efficiency of the winding roller is reduced;

through flexible plate, deflector and the trigger switch that set up for after the rolling thickness of wind-up roll reached predetermined thickness, can control driving motor stop work, and make the rolling operation stop, send out alarm bodily form staff simultaneously and change the wind-up roll, make the company form from the change work flow, form unified management from material to product to equipment, improve company's technological degree.

Drawings

FIG. 1 is a schematic diagram of an embodiment of a thermal print test strip automatic paper feeder.

FIG. 2 is a schematic view of an alternative embodiment of a thermal print test strip automatic paper feeder.

Fig. 3 is an enlarged schematic view of the structure at a in fig. 2.

Fig. 4 is a schematic structural view of a frame structure of an embodiment of the automatic paper receiving machine for thermal printing test paper.

Fig. 5 is a schematic structural view of an abutting roller and an elastic structure in an embodiment of a thermal printing test paper automatic paper feeder.

Fig. 6 is an exploded view of a retractable plate, guide plate, and contact switch in one embodiment of a thermal print test strip automatic paper delivery machine.

In the figure: 1. a frame structure; 101. an inclined groove body; 102. a vertical trough; 103. a first chute; 104. a second chute; 2. a wind-up roll; 3. a contact roller; 4. a first sliding block; 5. a driving motor; 6. a support rod; 7. a second slide block; 8. a horizontal axis; 9. a spring; 10. a follower sleeve plate; 1001. a through groove; 11. a telescoping plate; 12. balancing weight; 13. a protruding portion; 14. a contact switch; 15. a connecting frame; 16. a pulley; 17. a guide plate; 18. a horizontal tank body; 19. a square groove body; 20. a guide member; 21. and a guide roller.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In addition, an element in the present disclosure may be referred to as being "fixed" or "disposed" on another element or being directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Referring to fig. 1 to 6, in an embodiment of the present utility model, an automatic paper collecting machine for thermal printing test paper includes: frame body structure 1, rolling subassembly and flexible plate.

The frame body structure 1 is formed by two oppositely arranged side plates, an inclined groove body 101 communicated with the side parts of the side plates is formed in the side plates, the inclined groove body 101 is communicated with a vertical groove body 102 formed in the side plates, the inclined groove body 101 is smoothly connected with the vertical groove body 102, and the inclined groove body 101 and the vertical groove body 102 form a mounting groove;

the guide roller 21 is further rotatably installed between the two side plates, one guide piece 20 is arranged on each side plate, a flat groove for the thermal paper to pass through is formed in each guide piece 20, the distance between the two guide pieces 20 is adjustable, the guide pieces 20 and the side plates are connected through bolts and nuts, one end of each bolt is specifically connected with the guide piece 20, the other end of each bolt penetrates through the side plate, two nuts which are in threaded connection with the corresponding bolt and are abutted to the side plate are arranged on the bolts, the guide pieces 20 are matched with the guide roller 21 in the process that the thermal paper passes through the flat groove and bypasses the guide roller 21, a certain deviation rectifying effect is achieved on the thermal paper, and the phenomenon that when the thermal paper is wound, the end face of the rolled thermal paper is inclined to rub the side plates, so that the load during winding is overlarge is caused is avoided.

The winding component is arranged on the frame body structure 1 and is used for winding the used thermal paper, and comprises a winding roller 2, an abutting roller 3 and an elastic structure, wherein the rotating shaft of the winding roller 2 can roll in the mounting groove, and when the winding roller 2 winds the thermal paper, the rotating shaft of the abutting roller 3 moves away from the rotating shaft of the winding roller 2;

the side plates are also provided with a first sliding groove 103 and a second sliding groove 104 which are mutually perpendicular, a first sliding block 4 is slidably arranged in the first sliding groove 103, the first sliding block 4 is connected with the rotating shaft of the abutting roller 3, a driving motor 5 is fixed on the first sliding block 4, and an output shaft of the driving motor 5 is connected with the rotating shaft of the abutting roller 3;

the sliding installation has No. two sliders 7 in No. two spout 104, rotate on No. two sliders 7 and install bracing piece 6, bracing piece 6 keep away from No. two sliders 7's one end with No. one slider 4 rotates to be connected, elastic construction includes along No. two spout 104 length direction setting and with No. two sliders 7 sliding connection's cross axle 8, the cover is equipped with spring 9 on the cross axle 8, spring 9's one end with No. two spout 104's lateral wall is connected, the other end with No. two sliders 7 are connected.

In the initial state, the spring 9 is in a compressed state, at this time, the spring 9 acts on the second slide block 7, so that the second slide block 7 is located at one end of the second slide groove 104, which is close to the first slide groove 103, and in this state, the second slide block 7 enables the first slide block 4 to be located at the upper end of the first slide groove 103 through the supporting rod 6, when the winding roller 2 needs to be installed, the rotating shaft of the winding roller 2 enters the inclined groove 101, when the rotating shaft of the winding roller 2 is about to reach the end of the inclined groove 101, the winding roller 2 abuts against the abutting roller 3, and when external force continues to act on the winding roller 2, the winding roller 2 presses the abutting roller 3 downwards, so that the first slide block 4 moves downwards, and meanwhile, the second slide block 7 is driven to move away from the first slide groove 103 through the supporting rod 6, so that the spring 9 is further compressed, until after the rotating shaft of the winding roller 2 moves to the end of the inclined groove 101, the spring 9 releases elastic potential energy, and pushes the rotating shaft of the winding roller 2 into the vertical groove 102 through the abutting roller 3, thus realizing that the winding roller 2 can be quickly installed to the thickness of the winding roller 2, and the winding roller 2 can be quickly removed from the vertical groove 102, and the winding roller 2 can be quickly installed to the winding roller 2 through the preset thickness after the winding roller 2 is installed.

Through the arrangement, the wind-up roller 2 can be quickly dismantled, so that the wind-up roller 2 is more convenient to replace in the operation process of winding up the thermosensitive paper by the wind-up roller 2, the interruption time of winding operation is shorter, the use cost is reduced, and the efficiency and the product quality are improved.

When the winding operation is performed, the driving motor 5 works, at this time, the output shaft of the driving motor 5 drives the abutting roller 3 connected with the driving motor to rotate, under the action of the spring 9, the abutting roller 3 and the winding roller 2 are in a tightly attached state (the surface of the abutting roller 3 is provided with a groove to increase friction force between the abutting roller 3 and the winding roller 2 as well as the thermosensitive paper), when the abutting roller 3 rotates, the winding roller 2 rotates along with the abutting roller 3 to wind the thermosensitive paper, compared with the existing paper collecting machine, the existing paper collecting machine directly drives the winding roller 2 to rotate, and as the winding is performed, the thickness of the thermosensitive paper on the winding roller 2 gradually increases, if the rotating speed of the motor is constant, the winding speed of the winding roller 2 is increased, and if the winding speed of the winding roller 2 is required to be kept constant, a variable speed motor is required to be selected, and obviously the paper collecting machine has lower production cost.

Through the arrangement, the automatic waste paper winding operation of the printing process of the thermal printing head sheet product is realized, the winding speed of the winding roller 2 can be kept constant when the thermal paper is wound, the phenomenon that the thermal paper is too tight or too loose due to mismatching of the winding speed of the winding roller 2 and the paper outlet speed of a printer is avoided, the burning out of the driving motor 5 or the winding density reduction of the thermal paper on the winding roller 2 is caused, and the winding efficiency of the winding roller 2 is reduced.

Referring to fig. 3 and 6, the telescopic plate is connected to the elastic structure, a pulley 16 is rotatably mounted on the telescopic plate, the pulley 16 is in rolling fit with a guide plate 17 disposed on the frame structure 1, so that after the thermal paper on the winding roller 2 reaches a predetermined thickness, the telescopic plate drives a protrusion 13 connected with the protrusion to abut against a contact switch 14 disposed on the frame structure 1, and the contact switch 14 stops rotating, wherein the contact switch 14 is connected with the side plate through a connecting frame 15;

the guide plate 17 is provided with a horizontal groove body 18 and a square groove body 19, the square groove body 19 is communicated with the horizontal groove body 18, and the upper side wall of the square groove body 19 is coplanar with the upper side wall of the horizontal groove body 18;

the pulley 16 can roll on the lower side walls of the horizontal groove body 18 and the square groove body 19;

the telescopic plate comprises a follow-up sleeve plate 10 fixedly arranged on the second sliding block 7, the interior of the follow-up sleeve plate 10 is of a hollow structure, a telescopic plate 11 is slidably arranged in the follow-up sleeve plate 10, and the telescopic plate 11 penetrates through a through groove 1001 arranged on the follow-up sleeve plate 10 and is connected with a balancing weight 12;

one end of the expansion plate 11, which is far away from the second sliding block 7, is rotatably connected with the pulley 16.

The winding roller 2 is used for carrying out the winding operation of the thermal paper, the thickness of the thermal paper wound on the winding roller 2 is gradually increased, the distance between the rotating shaft of the winding roller 2 and the rotating shaft of the abutting roller 3 is increased, at the moment, the rotating shaft of the winding roller 2 and the upper part of the vertical groove body 102 are in a sliding connection state and cannot rise, the abutting roller 3 moves downwards, at the moment, the first sliding block 4 drives the second sliding block 7 to move towards the spring 9 through the supporting rod 6 to compress the spring 9, when the second sliding block 7 moves, the second sliding block 7 drives the follow-up sleeve plate 10 to move, the expansion plate 11 moves, the pulley 16 on the expansion plate 11 is positioned at the end part of the horizontal groove body 18, along with the movement of the expansion plate 11, the pulley 16 moves towards the square groove body 19 along the length direction of the horizontal groove body 18 until the thermal paper wound on the winding roller 2 reaches the preset thickness, the pulley 16 moves to the end part of the horizontal groove body 18 under the action of the gravity of the balancing weight 12 and the expansion plate 11, the pulley 16 moves to the upper side wall 19, and simultaneously drives the contact point 14 to rotate with the contact point of the contact point 5, and the contact point 14 is stopped, and the contact point is controlled to be in contact point 5, and the contact point is stopped.

When the driving motor 5 stops working, the wind-up roller 2 needs to be taken down, and in the process of taking down the wind-up roller 2, the abutting roller 3 continuously moves downwards, the second sliding block 7 is driven to further move through the first sliding block 4 and the supporting rod 6, the spring 9 is further compressed, the pulley 16 continuously moves away from the horizontal groove body 18, and the end part of the contact switch 14 is of a flat plate structure, so that the contact switch 14 can be kept in a conducting state in the process of dismantling the wind-up roller 2, namely, the driving motor 5 is always in a stop working state.

When a new wind-up roll 2 is assembled to the end of the inclined groove body 101, the pulley 16 can be returned to the horizontal groove body 18 by lifting the shrinkage plate 11 upwards, and at the moment, the spring 9 releases elastic potential energy to drive the abutting roll 3 to move upwards so as to push the wind-up roll 2 to the end of the vertical groove body 102, so that the wind-up roll 2 is installed.

Wherein, be provided with the controller on the curb plate, the built-in buzzer of controller, when contact switch 14 switched on, buzzer can send out the alarm to remind the staff to change wind-up roll 2 in time.

Through the above-mentioned setting for after the rolling thickness of wind-up roll 2 reached predetermined thickness, can control driving motor 5 stop work, and make the rolling operation stop, send alert body type staff simultaneously and change wind-up roll 2, make the company form from the change operation flow, form unified management from material to product to equipment, improve company technological degree.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (7)

1. An automatic paper receiver for thermal printing test paper, comprising:

the frame body structure (1), the frame body structure (1) is formed by two side plates which are oppositely arranged;

the winding component is arranged on the frame body structure (1) and used for winding the used thermal paper, and comprises a winding roller (2), an abutting roller (3) and an elastic structure, wherein when the winding roller (2) winds the thermal paper, the rotating shaft of the abutting roller (3) moves away from the rotating shaft of the winding roller (2);

the telescopic plate is connected with the elastic structure, the pulley (16) is rotatably arranged on the telescopic plate, the pulley (16) is in rolling fit with the guide plate (17) arranged on the frame body structure (1), so that after the thermosensitive paper on the winding roller (2) reaches a preset thickness, the telescopic plate drives the protruding part (13) connected with the telescopic plate to abut against the contact switch (14) arranged on the frame body structure (1) so as to stop the abutting roller (3) from rotating.

2. The automatic paper collecting machine for thermal printing test paper according to claim 1, wherein an inclined groove body (101) communicated with the side part of the side plate is formed in the side plate, the inclined groove body (101) is communicated with a vertical groove body (102) formed in the side plate, and the inclined groove body (101) is in smooth connection with the vertical groove body (102);

the inclined groove body (101) and the vertical groove body (102) form a mounting groove, and the rotating shaft of the winding roller (2) can roll in the mounting groove.

3. The automatic paper collecting machine for thermal printing test paper according to claim 1, wherein the side plate is further provided with a first chute (103) and a second chute (104) which are perpendicular to each other, a first sliding block (4) is slidably installed in the first chute (103), the first sliding block (4) is connected with a rotating shaft of the abutting roller (3), a driving motor (5) is fixed on the first sliding block (4), and an output shaft of the driving motor (5) is connected with the rotating shaft of the abutting roller (3);

the sliding device is characterized in that a second sliding groove (104) is internally provided with a second sliding block (7), a supporting rod (6) is rotatably arranged on the second sliding block (7), and one end, far away from the second sliding block (7), of the supporting rod (6) is rotatably connected with the first sliding block (4).

4. The automatic paper collecting machine for thermal printing test paper according to claim 3, wherein the elastic structure comprises a transverse shaft (8) which is arranged along the length direction of the second sliding chute (104) and is in sliding connection with the second sliding block (7), a spring (9) is sleeved on the transverse shaft (8), one end of the spring (9) is connected with the side wall of the second sliding chute (104), and the other end of the spring is connected with the second sliding block (7).

5. The automatic paper collecting machine for thermal printing test paper according to claim 4, wherein the telescopic plate comprises a follow-up sleeve plate (10) fixedly installed on the second sliding block (7), the interior of the follow-up sleeve plate (10) is of a hollow structure, a telescopic plate (11) is slidably installed in the follow-up sleeve plate (10), and the telescopic plate (11) penetrates through a through groove (1001) formed in the follow-up sleeve plate (10) and is connected with a balancing weight (12);

one end of the expansion plate (11) far away from the second sliding block (7) is rotationally connected with the pulley (16).

6. The automatic paper collecting machine for thermal printing test paper according to claim 1, wherein the guide plate (17) is provided with a horizontal groove body (18) and a square groove body (19), the square groove body (19) is communicated with the horizontal groove body (18), and the upper side wall of the square groove body (19) is coplanar with the upper side wall of the horizontal groove body (18);

the pulley (16) can roll on the lower side walls of the horizontal groove body (18) and the square groove body (19).

7. The automatic paper collecting machine for thermal printing test paper according to claim 1, wherein a guide roller (21) is rotatably installed between the two side plates, a guide piece (20) is arranged on each side plate, and a flat groove for the thermal paper to pass through is arranged on each guide piece (20).